Researchers, including one of Indian origin, have demonstrated the most complex 2-D optical phased array ever that can generate high-resolution beam patterns.
US naval robocopters, carrying powerful sensors, will be able to ferret out small pirate boats even if they are indistinguishable from other vessels.
Day in Pics: 2nd September
Showbiz World - September 2, 2014
Celebrities welcome Ganapati